Question: Who is the patron saint of farmers? He was born in Madrid, Spain and it is said that angels sometimes helped him in his work in the fields. In 1947 he was proclaimed the patron saint of the National Rural Life Conference in the United States.
Bonus Question: Who is the patron saint of gardening?
Answer: St. Isidore the Farmer
http://www.catholic.org/saints/saint.php?saint_id=353
Bonus Answer: St. Fiacre
http://www.catholic.org/saints/saint.php?saint_id=276